tender for supply of miscellaneous materials for maintenance of different rli scheme of ratua(a-m) sub-division under malda-ii (a-m) division,malda under non-plan programme. , 150mm dia hose clamp with nut & bolt. gi hose clamp: supply and transportaion of 150 mm nominal dia. heavy duty hose clamp 2.0 mmthick, 45 mm width fitted with 10 mm dia., 100 mm long galvanized nuts & bolts full threaded with washer(2 sets tata/g.k.w make) suitable for 150 mm.(internal dia.) suction/deliver hose. parent material should conform to grade b of is: 2062/1999. one coat of black japan (type-b). , m.s plate flanges 300 mm (nb) thickness - 18 mm ,non isi , m 16 x 65 mm m.s hexaagonal head bolts and nuts bearing is- 1363 (part-i)/1992 of product grade- c latest amendments for bolts &is-1363 (part-3)/1992 of product grade c with latest amendments for nuts properties/clause for bolts- 4.6 & for nuts-4.5 . both bolts & nuts are to be duly isi certification marked . finish : galvanised. , m 16 x 80mm m.s hexaagonal head bolts and nuts bearing is- 1363 (part-i)/1992 of product grade- c latest amendments for bolts &is-1363 (part-3)/1992 of product grade c with latest amendments for nuts properties/clause for bolts- 4.6 & for nuts-4.5 . both bolts & nuts are to be duly isi certification marked . finish : galvanised. , coupler(cl-ii) for 200 mm. dia u.p.v.c. pipe ( extra) i.s. 10124/2009, isi marked. , coupler(cl-ii) for 315 mm. dia u.p.v.c. pipe ( extra) i.s. 10124/2009, part- 2 with, isi marked. , 150 mm dia. c.i tail piece, one ends flanged (23 mm flange thickness),drilled as per is: 6392(table-17) and other end grooved, overall length (175+/-15) mm with 7 nos. grooves. material shall be cast iron conforming to grade fg 200 of is 210. one coat of black japan (type-b) conforming to is: 341/1973. casting shall have 12.5 micron surface.